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XM1120 HEMTT Load Handling System (LHS)

The XM1120 HEMTT Load Handling System (LHS) is a modified HEMTT M977 Cargo Truck redesigned to incorporate the LHS used on the PLS. It is designed for rapid transport of all classes of supply with a payload capacity of 22,000 pounds. The HEMTT LHS is interoperable with NATO standard flatracks and air transportable in the C130 aircraft. The HEMTT LHS utilizes the M1076 Trailer, M1077 / M1077A1 flatrack, M1 flatrack, CROP flatrack, and Container Handling Unit (CHU) currently employed by the PLS system. It can also be used with the 2500 gallon fuel racks.


Vehicle Manufacturer: Oshkosh Truck Corporation


    Length: 410" w/Flatrack
    Height: Operational 112", Transport 102" - All
    Width: 96" - All
    Wheelbase: 210"
    Turning Circle: 100'
    Ground Clearance: 24"


    Maximum Speed: 57 mph Governed - All
    Cruising Range: 300 mi. @ Gross Vehicle Weight Rating - All
    Maximum Grade: 60%
    Approach Angle: 41 deg.
    Departure Angle: 45 deg.
    Side Slope: 30%
    Maximum Fording Depth: 48"
    Load Handling System: Total Capacity: 26,000 lb. (4,000 lb. Flatrack and 22,000 lb. Cargo)

Equipment Specifications:

    Cab: Crew Seating: 2 Man
    Seat Design: Fore/Aft Adjustable
    Steering Type: Dual Gear With Integrated Hydraulic Power Assist

    Engine: Manufacturer: Detroit Diesel Allison
    Model: 8V92TA
    Type: 8 cylinder, 2-stroke, V-type Diesel
    Rating: 450 hp, @ 2100 rpm
    Fuel: Diesel, DF-2, JP-4, JP-8, VV-F-800
    Oil: 30 qt. With Filter (MIL-L-2104D, MIL-L-46167)
    Cooling System: 80 qt., Water, Radiator
    Fan: Engine-driven, Clutch Type

    Transmission: Manufacturer: Allison, Automatic
    Model: HT740D
    Speeds: 4 Speeds Forward/ 1 Reverse
    Oil: 38 qt. With Filter

    Transfer: Manufacturer: Oshkosh Truck Corporation, 55000
    Type: Air Operated, Front Tandem Disconnect
    Oil: 6.5 qt.

    Axles: Manufacturer: Front Tandem - Oshkosh Truck Corporation/Eaton; Rear Tandem - Eaton
    No. 1: RS480
    No. 2: DS480-P
    No. 3: DS480-P
    No. 4: RS480
    Front Axle Steering Angle: 32 deg.
    Oil: Front Tandem - 17.5 qt.; Rear Tandem - 21.5 qt.

    Wheels: Type: Disk
    Quantity: 8 ea.
    Spare Tire: 1 ea.
    Rim Size: 20x10
    Stud Quantity: 10 per Wheel

    Tires: Type: Radial With Tube
    Quanity: 8 ea.
    Spare: 1 ea.
    Tread Type: Radial Traction, Non-directional
    Size: 16:00x20

    Brakes: Air-activated, Internal Expansion - All

    Electrical System: Alternator: Engine Driven: EMI/RFI Suppressed, Waterproof
    Rating Standard: 65 Amp
    Batteries: 4 ea., 12v Connected in Series Parallel
    Voltage: 24v

    Self-Recovery Winch: Manufacturer: DP Manufacturing
    Model: 20K-HEMTT
    Wire Rope Diameter: 9/16"
    Wire Rope Length: 200'
    Line Pull - 1st Layer: (With 5 Wraps Minimum): 20,000 lb.
    Line Pull - 2nd Layer: 18,173 lb.
    Line Pull - 3rd Layer: 16,663 lb.
    Line Pull - 4th Layer: 15,361 lb.
    Line Pull - 5th Layer: 14,254 lb.

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Page last modified: 07-07-2011 02:45:10 ZULU